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CEN - EN ISO 9202

Jewellery and precious metals - Fineness of precious metal alloys

active, Most Current
Organization: CEN
Publication Date: 1 May 2019
Status: active
Page Count: 10
ICS Code (Jewellery): 39.060
scope:

This document specifies a range of fineness of precious metal alloys (excluding solders) recommended for use in the field of jewellery.

NOTE There is a possibility that national legal requirements for the designation, marking, and stamping of finished articles exist in the respective countries.

Document History

EN ISO 9202
May 1, 2019
Jewellery and precious metals - Fineness of precious metal alloys
This document specifies a range of fineness of precious metal alloys (excluding solders) recommended for use in the field of jewellery. NOTE There is a possibility that national legal requirements...
EN ISO 9202
October 1, 2016
Jewellery - Fineness of precious metal alloys
This International Standard specifies a range of fineness of precious metal alloys (excluding solders) recommended for use in the field of jewellery. National legal requirements for the designation,...

References

This document references:
ISO 11210 - Jewellery - Determination of platinum in platinum jewellery alloys - Gravimetric method after precipitation of diammonium hexachloroplatinate
Published by ISO on December 1, 2014
This International Standard specifies a gravimetric method for the determination of platinum in platinum jewellery alloys, preferably within the range of fineness stated in ISO 9202. These alloys can...
This document references:
ISO 11426 - Jewellery and precious metals — Determination of gold — Cupellation method (fire assay)
Published by ISO on March 1, 2021
This document specifies a cupellation method (fire assay) for the determination of gold on a material considered homogeneous. The gold content of the sample lies preferably between 100 and 999,5...
This document references:
ISO 11427 - Jewellery - Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using potassium bromide
Published by ISO on November 1, 2014
This International Standard method describes a volumetric method for the determination of silver in jewellery alloys, preferably within the range of fineness stated in ISO 9202. These alloys may...
This document references:
ISO 11490 - Jewellery - Determination of palladium in palladium jewellery alloys - Gravimetric determination with dimethylglyoxime
Published by ISO on February 1, 2015
This International Standard specifies a gravimetric method for the determination of palladium in palladium jewellery alloys, preferably within the range of fineness stated in ISO 9202. These alloys...
This document references:
ISO 11494 - Jewellery and precious metals — Determination of platinum in platinum alloys — ICP-OES method using an internal standard element
Published by ISO on July 1, 2019
This document describes an analytical procedure for the determination of platinum in platinum alloys with a nominal content up to 990 ‰ (parts per thousand), including alloys according to ISO 9202.
This document references:
ISO 11495 - Jewellery and precious metals - Determination of palladium in palladium alloys - ICP-OES method using an internal standard element
Published by ISO on July 1, 2019
This document describes an analytical procedure for the determination of palladium in palladium alloys with a nominal content up to 990 ‰ (parts per thousand), including alloys according to ISO 9202.
This document references:
ISO 13756 - Jewellery - Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride
Published by ISO on February 1, 2015
This International Standard specifies a volumetric method for the determination of silver in silver jewellery alloys, preferably within the range of fineness stated in ISO 9202. These alloys may...
This document references:
ISO 15093 - Jewellery and precious metals — Determination of high purity gold, platinum and palladium — Difference method using ICP-OES
Published by ISO on February 1, 2020
This document specifies the analytical procedure for the determination of gold, platinum and palladium with a nominal content of and above 999 ‰ (parts per thousand). This document specifies a method...
This document references:
ISO 15096 - Jewellery and precious metals — Determination of high purity silver — Difference method using ICP-OES
Published by ISO on February 1, 2020
This document specifies the analytical procedure for the determination of silver with a nominal content of and above 999 ‰ (parts per thousand). This document specifies a method intended to be used...
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